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applemedia: use the best colorformat on each platform

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This saves a colorspace conversion before the sink in OS X
This commit is contained in:
Andoni Morales Alastruey 2013-04-25 11:27:13 +02:00 committed by Sebastian Dröge
parent c69f41d299
commit 5e09d61638
1 changed files with 13 additions and 3 deletions
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16
sys/applemedia/vtdec.c
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@ -54,6 +54,16 @@ static gboolean gst_vtdec_sink_event (GstPad * pad, GstObject * parent,
static CMSampleBufferRef gst_vtdec_sample_buffer_from (GstVTDec * self,
GstBuffer * buf);
#ifdef HAVE_IOS
#define GST_VTDEC_VIDEO_FORMAT_STR "NV12"
#define GST_VTDEC_VIDEO_FORMAT GST_VIDEO_FORMAT_NV12
#define GST_VTDEC_CV_VIDEO_FORMAT kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange
#else
#define GST_VTDEC_VIDEO_FORMAT_STR "UYVY"
#define GST_VTDEC_VIDEO_FORMAT GST_VIDEO_FORMAT_UYVY
#define GST_VTDEC_CV_VIDEO_FORMAT kCVPixelFormatType_422YpCbCr8
#endif
static void
gst_vtdec_base_init (GstVTDecClass * klass)
{
@ -95,7 +105,7 @@ gst_vtdec_base_init (GstVTDecClass * klass)
GST_PAD_SRC,
GST_PAD_ALWAYS,
gst_caps_new_simple ("video/x-raw",
"format", G_TYPE_STRING, "NV12",
"format", G_TYPE_STRING, GST_VTDEC_VIDEO_FORMAT_STR,
"width", GST_TYPE_INT_RANGE, min_width, max_width,
"height", GST_TYPE_INT_RANGE, min_height, max_height,
"framerate", GST_TYPE_FRACTION_RANGE,
@ -207,7 +217,7 @@ gst_vtdec_sink_setcaps (GstVTDec * self, GstCaps * caps)
{
GstStructure *structure;
CMFormatDescriptionRef fmt_desc = NULL;
GstVideoFormat format = GST_VIDEO_FORMAT_NV12;
GstVideoFormat format = GST_VTDEC_VIDEO_FORMAT;
gint width, height;
gint fps_n, fps_d;
gint par_n, par_d;
@ -409,7 +419,7 @@ gst_vtdec_create_session (GstVTDec * self, CMFormatDescriptionRef fmt_desc)
pb_attrs = CFDictionaryCreateMutable (NULL, 0, &kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
gst_vtutil_dict_set_i32 (pb_attrs, kCVPixelBufferPixelFormatTypeKey,
kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange);
GST_VTDEC_CV_VIDEO_FORMAT);
gst_vtutil_dict_set_i32 (pb_attrs, kCVPixelBufferWidthKey,
self->vinfo.width);
gst_vtutil_dict_set_i32 (pb_attrs, kCVPixelBufferHeightKey,